Siamak F. Shahandashti
PhD CS, MSc BSc EE
Senior Lecturer (Associate Professor)
Cyber Security and Privacy Research Group
Dept. of Computer Science
University of York, UK

Quick Links
Upcoming Submission Deadlines
Security & Privacy Conference Timeline
Latest News
- 2025-04-25: The end-to-end verifiable electronic voting system we designed, with Feng Hao, is employed in the inaugural UNITA Students Assembly elections, with over 100 thousand electors. See: ePrint of paper at ESORICS'16, Warwick Press Release
- 2025-03-26: I am joining the PETS 2026 program committee / PoPETS 2025 editorial board. The deadlines are in May, August, November, and February. See: PETS/PoPETS 2026 CfP
- 2025-03-14: Hina's work "Cuckoo's Nest: An Ultra-Lightweight DoS-Resilient Bitcoin Mempool" has been accepted to ICBC 2025. See: ePrint, Code, Dataset, ICBC Webpage
- Older: News archive
Selected Recent Publications
[BAS25]
Hina Binte Haq, Syed Taha Ali and Siamak F. Shahandashti.
"Cuckoo's Nest: An Ultra-Lightweight DoS-Resilient Bitcoin Mempool".
ICBC 2025 (to appear).
ePrint
| Code
| Dataset
[CBS24]
Ali Cherry, Konstantinos Barmpis and Siamak F. Shahandashti.
"The Emperor is Now Clothed: A Secure Governance Framework for Web User Authentication through Password Managers".
ICICS 2024, LNCS 15057: 233–252, Springer, 2024.
ePrint
| DoI
| Code
| BibTeX
[BKPS24]
Christopher Battarbee, Delaram Kahrobaei, Ludovic Perret, and Siamak F. Shahandashti.
"A Subexponential Quantum Algorithm for the Semdirect Discrete Logarithm Problem".
PQCrypto 2024, LNCS 14771: 202–226, 2024.
ePrint
| DoI
| Slides
| Video
| BibTeX
Selected Funded Projects (current)
PRIME: Protecting Minority Ethnic Communities Online
PHAWM: Participatory Harm Auditing Workbenches and Methodologies
Selected Academic Service
Program Committee (current):
University Service (current):
Co-Chair, Physical Sciences Ethics Committee
Member, Information Security Board
Member, Academic Ethics Compliance Committee
Departmental Service (selected, current):
Lead, Cyber Security and Privacy Research Group
Deputy Chair, Graduate School Board
Programme Lead, MSc Cyber Security
Student Supervision
Current Research Students:
Charles Dodd (with Pooya Farshim)
Najla Aldaraani (with Helen Petrie)
Ibtihal Alotaibi (with Helen Petrie)
Full Student Supervision List (and Information for Prospective Students)
Teaching
Current Module: Cryptography Theory and Practice ( CTAP-H / CTAP-M )
On Other Platforms
Contact Details
Email: x.y@york.ac.uk
where x = siamak
and y = shahandashti
Public Key: OpenPGP File
Office: CSE/235
( map)
Tel: +44 1904 325413
Postal Address
Dept of Computer Science
University of York
York, YO10 5GH
United Kingdom
Previously at
- Newcastle Uni, UK
- Victoria Uni, Australia
- ENS, Paris, France
- Wollongong Uni, Australia